Inventor · disambiguated record
John K. Willis
Also filed as: WILLIS JOHN K
3 granted patents·65 citations·filing 1979–1995
73Inventor score
Top patents by PatentIndex Score
3 records- 0180US5482578ADiffusion coating processWALBAR INC·Filed 1994·Granted Jan 9, 1996·43 cites·11 claims
- 0251US5843588ADiffusion coating productsWALBAR METALS INC·Filed 1995·Granted Dec 1, 1998·14 cites·4 claims
- 0341US4293338ADiffusion coating composition of improved flowabilityWALBAR METALS INC·Filed 1979·Granted Oct 6, 1981·8 cites·9 claims
Join the waitlist — get patent alerts
Get an alert when John K. Willis files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →